Samsung HW-Q900A vs Samsung HW-Q800B Side-by-Side Soundbar Comparison

Tested using Methodology v1.3

Updated Aug 29, 2024 06:24 PM

Channels7.1.2

Channels5.1.2

Variants

HW-Q900A (Black)

HW-Q800B (Black)

Review

See Samsung HW-Q900A review

See Samsung HW-Q800B review

Our Verdict

Samsung HW-Q900A

Samsung HW-Q800B

The Samsung HW-Q900A is better than the Samsung HW-Q800B. The Q900A is a 7.1.2 setup compared to the 5.1.2 Q800B. It has two more channels, as well as more sound enhancement features to help you customize its sound.

Check Price

Black

HW-Q900A

Black

HW-Q800B

Black

HW-Q900A

Black

HW-Q800B

Black

HW-Q900A

Black

HW-Q800B

Black

HW-Q900A

Black

HW-Q800B

Black

HW-Q900A

Black

HW-Q800B

Black

HW-Q900A

Black

HW-Q800B

Notice: Two or more of the products selected have been tested with different test methodologies, so some of the results below aren't directly comparable. Learn how our test benches and scoring system work, and read more about the latest changes to our soundbars test methodology.

Main Differences for

Threshold

0.10

Mixed Usage

8.3

8.0

No major differences between these soundbars for mixed usage. See full list of tests below.

Full Comparison

Mixed Usage

8.3

8.0

Dialogue/TV Shows

8.6

8.2

Music

8.3

8.1

Movies

8.0

7.8

Design

Style - Bar

Style photo - bar

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Style - Subwoofer

Style photo - sub

Sub Wireless

Yes

Enclosure

Ported

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Style - Satellites

Style photo - satellites

Satellite Wireless

Show text

Dimensions - Bar

Dimensions photo - bar

Width

48.4" (123.0 cm)

43.7" (111.1 cm)

Height

2.8" (7.0 cm)

2.3" (5.9 cm)

Depth

5.4" (13.8 cm)

4.7" (12.0 cm)

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Dimensions - Subwoofer

Dimensions photo - sub

Width

8.2" (20.9 cm)

8.0" (20.4 cm)

Height

15.8" (40.2 cm)

15.8" (40.1 cm)

Depth

15.9" (40.3 cm)

15.8" (40.1 cm)

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Dimensions - Satellites

Dimensions photo - satellites

Width

N/A

Height

N/A

Depth

N/A

Mounting

Bar Mounting Holes

Satellite Mounting Holes

Mountable Bar

Yes

Bar Brackets Included

Yes

Mountable Satellites

Satellite Brackets Included

Build Quality

7.5

8.5

Build quality photo

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In The Box

In The Box photo

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Sound

Stereo Frequency Response

8.2

8.1

Stereo Setup

Raw Frequency Response

Frequency Response Small

Channels

7.1.2

5.1.2

Tested Preset

Standard

Slope

0.51

-0.46

Standard Error

2.75 dB

3.52 dB

Low-Frequency Extension

33.2 Hz

27.9 Hz

High-Frequency Extension

19.3 kHz

19.9 kHz

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Stereo Frequency Response With Preliminary Calibration

8.5

8.1

Frequency Response Calibrated

Suggested Preset

Standard

Suggested Bass Setting

-2

Suggested Treble Setting

Slope

0.08

-0.09

Standard Error

2.13 dB

2.88 dB

Low-Frequency Extension

30.0 Hz

31.3 Hz

High-Frequency Extension

19.3 kHz

19.9 kHz

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Stereo Soundstage

7.5

Crosstalk

Crosstalk Error

2.07 dB

2.31 dB

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Stereo Dynamics

8.6

8.2

Dynamic Range Compression

SPL @ Max Volume

98.3 dB SPL

93.9 dB SPL

DRC @ 90dB

0.55 dB

DRC @ Max Volume

1.19 dB

1.50 dB

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Stereo Total Harmonic Distortion

8.2

THD

Weighted THD @ 80dB

0.25

Weighted THD @ Max Volume

1.36

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Center

8.7

7.8

Center Setup

Frequency Response

Localization

Discrete

Slope

0.36

-0.44

Std. Err.

2.29 dB

2.86 dB

SPL @ Max Volume

95.7 dB SPL

71.3 dB SPL

Weighted THD @ 80dB

0.18

0.31

Weighted THD @ Max Volume

0.88

1.21

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Surround 5.1

6.0

5.7

Surround Setup

Frequency Response

Localization

Phantom (Side Firing, Bar)

Slope

0.18

-0.54

Std. Err.

4.00 dB

3.49 dB

SPL @ Max Volume

89.8 dB SPL

77.5 dB SPL

Weighted THD @ 80dB

0.48

0.49

Weighted THD @ Max Volume

1.89

3.47

7.1 Rears

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Height (Atmos)

5.8

Height Setup

H Frequency Response

Localization

Phantom (Up Firing, Bar)

Slope

0.71

0.23

Std. Err.

5.06 dB

3.93 dB

SPL @ Max Volume

87.7 dB SPL

70.5 dB SPL

Weighted THD @ 80dB

0.73

0.54

Weighted THD @ Max Volume

1.12

1.09

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Sound Enhancement Features

9.5

Room Correction

Yes

Dialogue Enhancement

Yes

Auto-Volume/Night Mode

Yes

Subwoofer Level Adjustment

Yes

Bass Adjustment

Yes

Treble Adjustment

Yes

EQ

Graphic + Presets

Surround Level Adjustment

Yes

Rear Level Adjustment

Yes

Height Level Adjustment

Yes

Virtual Surround

Yes

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Connectivity

Inputs/Outputs - Bar

Physical Connections Bar Photo 1

Physical Connections Bar Photo 2

Optical Audio In

HDMI ARC

1 (shared)

HDMI Out

1 (shared)

eARC

HDMI 2.1 Class Bandwidth

Full HDMI In

Analog Audio In 3.5mm (Aux)

RCA In

USB for Files

Ethernet

Subwoofer Output

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Audio Format Support: ARC/eARC

Dolby Atmos

Yes

Supported

Dolby Digital

Yes

Supported

Dolby Digital Plus

Yes

Supported

Dolby TrueHD

Yes

Supported

DTS

Yes

Supported

DTS:X

Yes

Supported

eARC

Yes

DTS-HD MA

Yes

Supported

PCM Channels

Up To 7.1

5.1 PCM (eARC only)

Yes

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Audio Format Support: HDMI In

Dolby Atmos

Yes

Supported

Dolby Digital

Yes

Supported

Dolby Digital Plus

Yes

Supported

Dolby TrueHD

Yes

Supported

DTS

Yes

Supported

DTS:X

Yes

Supported

DTS-HD MA

Yes

Supported

PCM Channels

Up To 7.1

5.1 PCM

Yes

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Audio Format Support: Optical

Dolby Digital

Yes

Supported

DTS

Yes

Supported

PCM Channels

2.0

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Audio Latency: ARC

7.3

ARC Latency Video

PCM-2.0 ch

46 ms

PCM-5.1 ch

44 ms

Dolby MAT (PCM) Atmos

87 ms

Dolby Digital

112 ms

Dolby Digital Plus

118 ms

Dolby Digital Plus Atmos

120 ms

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Audio Latency: HDMI In

8.3

7.1

HDMI Latency Video

Latency Video

PCM-2.0 ch

50 ms

PCM-5.1 ch

46 ms

Dolby MAT (PCM) Atmos

91 ms

Dolby Digital

130 ms

Dolby Digital Plus

123 ms

Dolby Digital Plus Atmos

123 ms

ARC

49 ms

Optical

19 ms

Full HDMI In

-66 ms

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Audio Latency: Optical

7.2

Optical Latency Video

PCM-2.0 ch

144 ms

Dolby Digital

162 ms

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Video Passthrough To TV

0.0

8.5

1080p Max Refresh Rate

120Hz

1080p @ 4:4:4 Max Refresh Rate

120Hz

4k Max Refresh Rate

60Hz

4k @ 120Hz @ 10-Bit

Not Supported

4k @ 4:4:4 Max Refresh Rate

60Hz

8k Max Refresh Rate

30Hz

HDR10 Passthrough

Yes

HDR10+ Passthrough

Yes

Dolby Vision Passthrough

Yes

HDMI Forum VRR Passthrough

Yes

4k @ 60 Hz Passthrough

Yes

FreeSync Passthrough

G-SYNC Passthrough

ALLM Passthrough

Yes

4k @ 60 Hz @ 10 bit Passthrough

Yes

4k @ 60 Hz @ 4:4:4 Passthrough

Yes

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Wireless Playback

9.0

Bluetooth

Yes

Wi-Fi Playback

Yes

Chromecast built-in

Apple AirPlay

Yes

Spotify Connect

Yes

Show text

Additional Features

Interface

Interface photo

Display

Yes

Show text

Bar Controls

Controls photo

Show text

Remote

Remote photo

Show text

Voice Assistants Support

Amazon Alexa

Yes (Built-in)

Google Assistant

Apple Siri

Microphone Mute

Yes

Show text

Check Price

Black

HW-Q900A

Black

HW-Q800B

Black

HW-Q900A

Black

HW-Q800B

Black

HW-Q900A

Black

HW-Q800B

Black

HW-Q900A

Black

HW-Q800B

Black

HW-Q900A

Black

HW-Q800B

Black

HW-Q900A

Black

HW-Q800B